docs: def output_dns_records(gandi, records, output_keys, justify=12):
      """ Helper to output a dns records information."""
      for key in output_keys:
          real_key = 'rrset_%s' % key
          if real_key in records:
              val = records[real_key]
              if key == 'values':
                  val = format_list(records[real_key])
              output_line(gandi, key, val, justify)